Pureology No Sodium Laurel Sulfate or Sulfate Free hair care products use an Anti Fade Complex of specifict antioxidants, sunscreens, and other color enhancing and preserving UV protectors. These antioxidants in Pureology's hair products include Heliogenol, melanin, and vitamins C and E. They use very mild and gentle surfactants that cleanse the hair well but do not over cleanse. Forget about Sodium Laurel or Sodium Laureth Sulfate in these shampoos. These ingredients , in total, extend the life and brilliance of hair color. Pureology is 100% Vegan, containing signature blends of healing essential oils